Throughput problems with dummynet and high delays

2006-10-30 Thread Andy Jones
Hi, I'm a researcher at the University of North Carolina trying to simulate certain link characteristics using dummynet pipes in ipfw. Our end goal is to thoroughly test high speed TCP variants in our experimental network in a wide range of situations (which includes varying the delay from 1ms t

You have received a postcard from a family member!!

2006-10-30 Thread postcard . com
m stcards.org You have just received a virtual postcard from a family member! . You can pick up your postcard at the following web address: . [1]http://www2.postcards.org/?a91-valets-cloud-31337 . If you can't click on the web address above, you can also visit 10

Re: Path MTU discovery broken in IPSec

2006-10-30 Thread Bjoern A. Zeeb
On Mon, 30 Oct 2006, Khetan Gajjar wrote: There are no firewall rules that are specific to the IPSec tunnels. and no rules specific to ICMP? This, combined with the fact that small data transfer sessions across the IPSec tunnels work but small ones don't lead me to believe this could be a PM

Re: Path MTU discovery broken in IPSec

2006-10-30 Thread Khetan Gajjar
Hi George. Around Today, "[EMAIL PROTECTED]" wrote : > I'm confused as to why you attribute this to PMTU discovery. Do you > see ICMP errors indicating that? Have you run traceroutes in both > directions from each host? Thanks for your response. I have tried aliased IP's on the machines whi

Current problem reports assigned to you

2006-10-30 Thread FreeBSD bugmaster
Current FreeBSD problem reports Critical problems Serious problems S Tracker Resp. Description a kern/38554 netchanging interface ipaddress doesn't seem to work s kern/39937 netipstealth

Re: Path MTU discovery broken in IPSec

2006-10-30 Thread VANHULLEBUS Yvan
On Fri, Oct 27, 2006 at 09:03:35PM +0200, Khetan Gajjar wrote: > Hi. Hi. [] > racoon does its thing, and the ipsec tunnels come up. I can ping > both sides, and there are no ipfw rules running. Connectivity via > ssh and nfs seems to work fine, as do DNS zone transfers (for very > small zones

Re: Path MTU discovery broken in IPSec

2006-10-30 Thread gnn
Hi Khetan, I'm confused as to why you attribute this to PMTU discovery. Do you see ICMP errors indicating that? Have you run traceroutes in both directions from each host? Thanks, George ___ freebsd-net@freebsd.org mailing list http://lists.freebsd.or

Re: paket loss on freebsd router if (b)snmpd is running##SPAM

2006-10-30 Thread Hartmut Brandt
Hi Thomas, it seems that 5.4 has the old routing table code. This code used a TAILQ to hold all the routes. This turned out to be a problem for large routing tables so I replaced it with a red-black tree. This happened between 6.0 and 6.1 - 6.0 has still the old code, 6.1 the new one. The old